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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Privacy Subsystem implementation for core_cache.
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*
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* @package core_cache
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* @copyright 2018 Andrew Nicols <andrew@nicols.co.uk>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace core_cache\privacy;
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use core_privacy\local\metadata\collection;
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/**
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* Privacy Subsystem implementation for core_cache.
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*
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* @copyright 2018 Andrew Nicols <andrew@nicols.co.uk>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class provider implements
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// Caches store data.
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\core_privacy\local\metadata\provider,
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// The cache subsystem stores data on behalf of other components.
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\core_privacy\local\request\subsystem\plugin_provider,
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\core_privacy\local\request\shared_userlist_provider
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{
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/**
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* Returns meta data about this system.
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*
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* Note, although this plugin does store user data, it is not able to
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* identify it, and that user data is typically very short lived.
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*
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* Therefore it is not realistically possible to export any of this
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* data as it is only identifiable by the plugin storing it, and that
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* plugin should already be exporting the data as part of it's own
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* implementation.
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*
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* @param collection $collection The initialised collection to add items to.
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* @return collection A listing of user data stored through this system.
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*/
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public static function get_metadata(collection $collection): collection {
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// Data is stored in cache stores.
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$collection->add_plugintype_link('cachestore', [], 'privacy:metadata:cachestore');
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// Cache locks do not store any personal user data.
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return $collection;
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}
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}
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